package com.ricemall.product.exception;

import com.ricemall.common.exception.BizCodeEnum;
import com.ricemall.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;

/**
 * 集中处理所有异常
 * @Author cappuccino
 * @Date 2021-06-07 9:35
 */
@Slf4j
@RestControllerAdvice(basePackages = {"com.ricemall.product.controller"})
public class RicemallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleVaildException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{},异常类型:{}",e.getMessage(),e.getClass());
        // 获取数据校验的错误结果
        BindingResult bindingResult = e.getBindingResult();
        HashMap<String, String> errorMap = new HashMap<String, String>();
        // 处理错误
        bindingResult.getFieldErrors().forEach((fieldError)->{
            errorMap.put(fieldError.getField(),fieldError.getDefaultMessage());
        });
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(),BizCodeEnum.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        log.error("错误：",throwable);
        return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(),BizCodeEnum.UNKNOW_EXCEPTION.getMsg());
    }
}
